IPortClsPower::RegisterAdapterPowerManagement method (portcls.h)
The RegisterAdapterPowerManagement method registers the power management interface of the adapter with PortCls.
Syntax
NTSTATUS RegisterAdapterPowerManagement(
[in] PUNKNOWN _pUnknown,
[in] PDEVICE_OBJECT _DeviceObject
);
Parameters
[in] _pUnknown
Specifies a pointer to IUnknown. . PortCls queries this IUnknown object for the IAdapterPowerManagement or the IAdapterPowerManagement2 interface of the adapter.
[in] _DeviceObject
Specifies a pointer to a DEVICE_OBJECT structure that represents the functional device object of the adapter.
Return value
The RegisterAdapterPowerManagement method returns STATUS_SUCCESS if the call is successful. Otherwise, it returns the appropriate error code.
Remarks
When the RegisterAdapterPowerManagement method registers the power management interface for the adapter with PortCls, it allows the adapter driver to be notified of power state change events.
Requirements
| Requirement | Value |
|---|---|
| Minimum supported client | Available in Windows 7 and later versions of Windows. |
| Target Platform | Universal |
| Header | portcls.h (include Portcls.h) |
| IRQL | PASSIVE_LEVEL. |